Electoral reform has long been a topic of discussion in UK politics, but it rarely leads to significant change, often due to the governing party's preference for maintaining the existing system. However, recent political developments suggest that this may be shifting. The Labour Party won the 2024 general election with a large majority, securing nearly two-thirds of the seats despite only winning a third of the overall vote. However, current opinion polls show Labour’s support at 24%, which is nearly on par with Reform UK, making it harder to achieve another majority under the current first-past-the-post system, where the candidate with the most votes in each constituency wins, regardless of the overall share.
The UK now has at least five major political parties, but the Westminster system only allows one winner per seat, leading to representation issues. For example, in South West Norfolk, Labour MP Terry Jermy won with just 26.7% of the vote, while 48% of the votes were cast for Conservative and Reform candidates. Labour’s share of seats doubled in 2024 based on a modest 1.6-point increase in its vote share, raising concerns about the fairness of the current system. These disparities have led to growing public demand for reform.
Public support for changing the electoral system has reached record levels, with 60% of respondents in the 2024 British Social Attitudes survey in favor of reform. This is a sharp contrast to 2011, when 68% of voters rejected a proposed "alternative vote" system, though turnout was low at 42%. At that time, only 27% of the public supported any form of electoral change.
Prime Minister Andy Burnham has become a vocal advocate for reform. He previously served as mayor of Greater Manchester under the supplementary voting system, where voters can rank their first and second choices. Burnham has emphasized the need for a more collaborative political approach, suggesting a shift toward proportional representation, where parties gain seats in proportion to the votes they receive. In his first speech as prime minister, he outlined a vision for a "new political model" that could include such changes.
Burnham is under pressure from both within and outside his party to act. In 2022, Labour conference delegates strongly supported a motion for proportional representation in Westminster elections. Nearly 100 Labour MPs have backed the creation of a national commission on electoral reform. Meanwhile, the Liberal Democrats, Greens, SNP, and Plaid Cymru all included commitments to moving away from first-past-the-post in their 2024 manifestos. Reform UK also called for a referendum on proportional representation, though its interest in reform has decreased as its poll numbers have improved.
Despite the growing support for reform, there is no consensus on the specific system to adopt. Options include the additional member system, used in Scottish Parliament and London Assembly elections, which involves two separate ballots, or the supplementary voting system, or a party-list proportional system used in Wales. Each system has different implications for how voters choose and how governments are formed.
Proportional systems can reduce the gap between votes and seats, enhancing representation, but they may also lead to multi-party governments, making it harder for voters to hold individual parties accountable. In contrast, first-past-the-post systems, though criticized for their disproportionality, tend to produce clearer winners and quicker decisions. However, some argue that this system has not delivered the stability it is supposed to offer.
Burnham and Labour aim to present reform proposals in their next general election manifesto, facing pressure to implement changes within the first 100 days of his leadership. The current system could push Labour out of office, suggesting that if changes are not made now, they may never be implemented.
UK Considers Electoral Reform Amid Calls for Fairer Voting System
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